Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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OCN: 394L COMCAST PHONE OF CALIFORNIA, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
559-357 3 Hanford CA FRSNCA0103Z  728   2024-05-06   
559-357 4 Hanford CA FRSNCA0103Z  728   2024-05-06   
559-366 A Tulare CA FRSNCA0103Z  728      
559-366 7 Tulare CA FRSNCA0103Z  728   2008-10-28   
559-369 4 Fresno CA FRSNCA0103Z  728   2012-10-11   
559-369 6 Fresno CA FRSNCA0103Z  728   2013-02-24   
559-369 7 Fresno CA FRSNCA0103Z  728   2013-02-24   
559-372 8 Visalia CA FRSNCA0103Z  728   2013-08-11   
559-382 2 Mendota CA FRSNCA0103Z  728   2006-09-30   
559-385 7 Fresno CA FRSNCA0103Z  728   2013-08-29   
559-388 8 Fresno CA FRSNCA0103Z  728   2019-11-09   
559-389 0 Fresno CA FRSNCA0103Z  728   2008-08-19   
559-395 4 Madera CA FRSNCA0103Z  728   2006-09-30   
559-399 3 Sanger CA FRSNCA0103Z  728   2006-09-30   
559-399 8 Sanger CA FRSNCA0103Z  728   2012-05-05   
559-400 6 Fresno CA FRSNCA0103Z  728   2013-11-12   
559-407 3 Firebaugh CA FRSNCA0103Z  728   2014-05-17   
559-409 2 Visalia CA FRSNCA0103Z  728   2017-03-10   
559-410 8 Hanford CA FRSNCA0103Z  728   2006-09-30   
559-412 2 Fresno CA FRSNCA0103Z  728   2007-07-26   
559-412 4 Fresno CA FRSNCA0103Z  728   2007-09-21   
559-412 7 Fresno CA FRSNCA0103Z  728   2007-10-15   
559-412 8 Fresno CA FRSNCA0103Z  728   2007-10-15   
559-419 9 Kingsburg CA FRSNCA0103Z  728   2006-09-30   
559-421 3 Fresno CA FRSNCA0103Z  728   2020-10-10   
559-422 8 Laton CA FRSNCA0103Z  728   2006-09-30   
559-423 5 Lemoore CA FRSNCA0103Z  728   2006-09-30   
559-429 4 Visalia CA FRSNCA0103Z  728   2008-08-15   
559-472 3 Clovis CA FRSNCA0103Z  728   2010-06-21   
559-475 A Fresno CA FRSNCA0103Z  728      
559-475 0 Fresno CA FRSNCA0103Z  728   2007-08-17   
559-478 4 Fresno CA FRSNCA0103Z  728   2008-04-25   
559-478 5 Fresno CA FRSNCA0103Z  728   2008-04-25   
559-479 4 Madera CA FRSNCA0103Z  728   2013-02-08   
559-479 8 Madera CA FRSNCA0103Z  728   2008-06-27   
559-491 5 Hanford CA FRSNCA0103Z  728   2019-05-09   
559-492 1 Fresno CA FRSNCA0103Z  728   2008-12-03   
559-492 2 Fresno CA FRSNCA0103Z  728   2008-12-03   
559-492 3 Fresno CA FRSNCA0103Z  728   2008-12-03   
559-493 5 Fresno CA FRSNCA0103Z  728   2011-01-07   
559-523 9 Pixley CA FRSNCA0103Z  728   2025-03-07   
559-529 8 Tipton CA FRSNCA0103Z  728   2026-01-26   
559-530 3 Hanford CA FRSNCA0103Z  728   2010-09-25   
559-538 3 Fresno CA FRSNCA0103Z  728   2016-11-15   
559-546 5 Sanger CA FRSNCA0103Z  728   2015-10-16   
559-553 7 Visalia CA FRSNCA0103Z  728   2020-07-10   
559-554 9 Fresno CA FRSNCA0103Z  728   2011-09-26   
559-556 6 Tulare CA FRSNCA0103Z  728   2014-09-04   
559-558 8 Fresno CA FRSNCA0103Z  728   2014-08-08   
559-570 2 Fresno CA FRSNCA0103Z  728   2020-09-07   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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